Marathon Ultrawide - Troubleshooting Common Issues; Resetting the Clock Unit

Specications
Operation Temperature: 32°F to 113°F / 0°C to + 45°C
Temperature Range: 32°F to 122°F / 0°C to +50°C (display shows
HH.H / LL.L if out of this range)
Humidity Range: 20% to 95%
Temperature Resolution: 1°F
Low Battery Indicator
The low battery indicator will appear when the battery level is low. If
this symbol appears please replace the clock’s current batteries with new
batteries.
Troubleshooting
If your clock displays irrelevant time or does not function properly, this may
be caused by electro-static discharge or other interference. Slide open the
battery cover, take out the batteries and reinstall them by observing the
correct +/- polarity. Your unit will reset back to the default settings and you
will need to set it again.
EN